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NSR database version of May 3, 2024.

Search: Author = R.J.Beckman

Found 4 matches.

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1984BE19      Int.J.Appl.Radiat.Isotop. 35, 163 (1984)

R.J.Beckman, S.F.Marsh, R.M.Abernathey, J.E.Rein

Plutonium-240 Half Life Determined by Isotope-Dilution Mass Spectrometric Measurement of Grown-In Uranium-236

RADIOACTIVITY ²⁴⁰Pu(α); measured T_1/2; deduced confidence limit. Isotope dilution mass spectroscopy, ²³⁶U growth.

doi: 10.1016/0020-708X(84)90227-8
Citations: PlumX Metrics

1984ST06      Int.J.Appl.Radiat.Isotop. 35, 171 (1984)

F.J.Steinkruger, G.M.Matlack, R.J.Beckman

The Half Life of Pluotonium-240 Determined by Specific-Activity Measurements

RADIOACTIVITY ²⁴⁰Pu(α); measured T_1/2, standard deviations, confidence limits. Interlaboratory program, low geometry specific activity measurement.

doi: 10.1016/0020-708X(84)90228-X
Citations: PlumX Metrics

1980MA45      Int.J.Appl.Radiat.Isotop. 31, 629 (1980)

S.F.Marsh, R.M.Abernathey, R.J.Beckman, J.E.Rein

Plutonium-241 Half-Life Determined by Mass-Spectrometric Measurement of Decreasing ²⁴¹Pu/²⁴²Pu Ratios

RADIOACTIVITY ²⁴¹Pu; measured T_1/2. Mass-spectrometry, decreasing ²⁴¹Pu to ²⁴²Pu ratio.

doi: 10.1016/0020-708X(80)90021-6
Citations: PlumX Metrics

1978MA45      Int.J.Appl.Radiat.Isotop. 29, 509 (1978)

S.F.Marsh, R.M.Abernathey, R.J.Beckman, R.K.Zeigler, J.E.Rein

Plutonium-239 Half Life Determined by Isotope Dilution Mass Spectrometric Measurement of Grown-in Uranium-235

RADIOACTIVITY ²³⁹Pu; measured T_1/2, ²³⁵U growth. Isotope dilution mass spectrometry. Standard deviation, 95% confidence limits quoted.

doi: 10.1016/0020-708X(78)90008-X
Citations: PlumX Metrics